[backupserver] don't force ssh -6 as ssh can distinguish between IPv6 and IPv4 addresses

software/backupserver/software.cfg

@@ -68,7 +68,7 @@ mode = 0644
 [template-backup-script]
 recipe = slapos.recipe.template
 url = ${:_profile_base_location_}/template-backup-script.sh.in
-md5sum = 19dbafa190803ecacb99c480195a5294
+md5sum = 4c75f8462eaef2d8fcf24627e5f3575a
 output = ${buildout:directory}/template-backup-script.sh.in
 mode = 0644
 

software/backupserver/template-backup-script.sh.in

@@ -17,7 +17,7 @@ ${util-linux:location}/bin/flock $${:status_log}.lock \
   $${:exclude_string} \
   --include='$${:include}' \
   --exclude='**' \
-  --remote-schema '${openssh-output:ssh} -6 -q -T -y -o "StrictHostKeyChecking no" -i $${:sshkey} -p $${:connection_port} %s $${:remote_schema}' \
+  --remote-schema '${openssh-output:ssh} -q -T -y -o "StrictHostKeyChecking no" -i $${:sshkey} -p $${:connection_port} %s $${:remote_schema}' \
   $${:connection}::/ ./
 
 RESULT=$?